Home / 167,190,249.60-230,730,190.20-92,851,145.28

Finding the Fourth Proportional to 167,190,249.60, 230,730,190.20 and 92,851,145.28

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Solution

The fourth proportional to 167,190,249.60, 230,730,190.20 and 92,851,145.28 is: 128,138,826.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,190,249.60 : 230,730,190.20 = 92,851,145.28 : x
  2. Step 2: Convert to fraction form
    167,190,249.60/230,730,190.20 = 92,851,145.28/x
  3. Step 3: Cross multiply
    167,190,249.60x = 230,730,190.20 × 92,851,145.28
  4. Step 4: Simplify right side
    167,190,249.60x = 21,423,562,410,742,232
  5. Step 5: Solve for x
    x = 21,423,562,410,742,232/167,190,249.60
  6. Step 6: Final answer
    x = 128,138,826.65

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.